Merge "VPN: Implement toString for VpnConfig."

import java.net.Inet4Address;

import java.net.InetAddress;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.List;

/**

            return new VpnConfig[size];

        }

    };

    @Override

    public String toString() {

        return new StringBuilder()

                .append("VpnConfig")

                .append("{ user=").append(user)

                .append(", interface=").append(interfaze)

                .append(", session=").append(session)

                .append(", mtu=").append(mtu)

                .append(", addresses=").append(toString(addresses))

                .append(", routes=").append(toString(routes))

                .append(", dns=").append(toString(dnsServers))

                .append(", searchDomains=").append(toString(searchDomains))

                .append(", allowedApps=").append(toString(allowedApplications))

                .append(", disallowedApps=").append(toString(disallowedApplications))

                .append(", configureIntent=").append(configureIntent)

                .append(", startTime=").append(startTime)

                .append(", legacy=").append(legacy)

                .append(", blocking=").append(blocking)

                .append(", allowBypass=").append(allowBypass)

                .append(", allowIPv4=").append(allowIPv4)

                .append(", allowIPv6=").append(allowIPv6)

                .append(", underlyingNetworks=").append(Arrays.toString(underlyingNetworks))

                .append("}")

                .toString();

    }

    static <T> String toString(List<T> ls) {

        if (ls == null) {

            return "null";

        }

        return Arrays.toString(ls.toArray());

    }

}